Menu bar for a computer monitor



FIG. 1 is a front view of a menu bar for a computer monitor; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line drawings of a computer monitor and vertical lines in FIG. 1 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a menu bar for a computer monitor, as shown and described. 